Class 9 / IIT Foundation Plus Physics / Oblique Projectile From Inclined Surface / Important Points-9,10,11

Oblique Projectile From Inclined Surface

9.    \( RTan\theta = 4{\rm H} = \frac{1} {2}gT^2 \)     range of a projectile is maximum when angle of projection 45° ,   \( \therefore R = \frac{{u^2 \